/*
 * Copyright (c) 2003-2008 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 
 *   may be used to endorse or promote products derived from this software 
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.jmex.font3d.math;

public class TriangulationEdge extends PlanarEdge
{
	/** Used when making the monotone polygons. */
	TriangulationVertex helper = null;
	public boolean marked = false;
	
	TriangulationEdge(PlanarVertex orig, boolean real)
	{
		super(orig, real);
	}

	public TriangulationVertex getOtherEnd(TriangulationVertex currentvertex)
	{
		return (TriangulationVertex) (getOrigin() == currentvertex ? getTwin().getOrigin() : getOrigin());
	}

	public boolean isHelperMergeVertex()
	{
		return (helper != null && helper.getType() == TriangulationVertex.VertexType.MERGE);
	}

	@Override
	public String toString()
	{
		return "{("+(isRealEdge() ? "real  " : "unreal")+")"+
			getOrigin().getIndex()+"("+getOrigin().point.x+","+getOrigin().point.y+")->"+
			getTwin().getOrigin().getIndex()+":("+getTwin().getOrigin().point.x+","+getTwin().getOrigin().point.y+")"+
			",Helper:"+helper+
			",angle:"+getAngle()+"}";
	}
}
